CJS 206 Lecture Notes - Lecture 3: Reasonable Suspicion, Cadaver
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9/18/2017
Chap 3
The Role of Evidence in Criminal Investigations
1) The Meaning of Criminal Evidence
• Criminal Evidence: Any crime-related information which can
be used to make a determination.
• Types of Evidence
a. Judicial Evidence- Evidence that is admissible in court.
Admissible Evidence
b. Extrajudicial Evidence- Any information on which an
investigative decision can be based but is not allowed in
court proceedings. Inadmissible Evidence
2) Standards of Proof
• Reasonable Suspicion- POLICE
Based on the totality of the situation, it is reasonable to believe
that further investigation is warranted. Stop and Frisk
• Probable Cause- POLICE
Refers to facts or evidence that would make a reasonable person
believe that a crime or wrongdoing has been, is being, or will be
committed. To Make an Arrest or To Conduct a Search
• Preponderance of the Evidence- COURTS
51% like hood that a crime or wrong was committed. The
Degree of Certainty Needed to Prove and Win a Civil Case.
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